Company lists · Data refreshed September 2026
Top 25 Energy optimization companies based in South Africa
RevenueBase identified 132 company matches for energy optimization companies associated with South Africa as of September 2026 and tracks 956 professional contacts across them, including 418 with verified work emails. Johannesburg is the largest hub.
This list covers company matches for energy optimization companies associated with South Africa, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 21, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest energy optimization companies based in South Africa
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 56 contacts → | ||||
Exact match “Averge Technologies (Pty) Ltd is a leading turnkey solutions provider in the Network Optimisation, DC Power Systems, Energy and Telecommunications fields.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 2 | 48 contacts → | ||||
Exact match “Livewire Engineering and Consulting (Pty) Ltd was founded in March 2006 to specifically address consulting requirements in the fields of Energy Management, Tariff Analysis, Energy…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 3 | 43 contacts → | ||||
Exact match “Genergy is a renewable energy company with a National Footprint and its Head Quarters based in Gqeberha.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 4 | 41 contacts → | ||||
Exact match “At ECS we strive to empower our customers in the mining, industrial and commercial sectors with the ability to transform and continuously enhance and optimise their operational…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 5 | 36 contacts → | ||||
Exact match “Reonet offers bespoke technical solutions and decades of analytical experience to reduce your utility footprint and deliver quantifiable financial benefits.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 6 | 36 contacts → | ||||
Exact match “Karebo has been in business since 1997 and has a solid track record in large scale energy efficiency rollouts and other mass rollouts.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 7 | 33 contacts → | ||||
Exact match “Since 2009, Decentral has been providing enduring energy solutions to the commercial, industrial, and residential sectors in South Africa.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 8 | 33 contacts → | ||||
Exact match “Raydian has a rich history and a diverse range of services, evolving from its early days as Laserfix to becoming a leading provider of service contracts, office automation…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 9 | 26 contacts → | ||||
Exact match “LTM Energy is an Energy Services Company (ESCO) with a unique blend of skills and experience obtained primarily in the energy industry.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 10 | 16 contacts → | ||||
Exact match “The Energy Gurus (Pty) Ltd.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 11 | 16 contacts → | ||||
Exact match “Thula Moya Energy is committed to being your long-term partner in clean energy.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 12 | 16 contacts → | ||||
Exact match “Located in Pretoria, Grenex (PTY) Ltd specializes in energy management, water management, carbon management services and products.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 13 | 12 contacts → | ||||
Exact match “SEM Solutions is an ENERGY ENGINEERING company that specialises in tailoring bespoke solutions for the energy requirements of our clients.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 14 | 11 contacts → | ||||
Exact match “Did you know that energy waste can drain your budget faster than you think?” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 15 | 9 contacts → | ||||
Exact match “Your holistic partner in energy” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 16 | 9 contacts → | ||||
Exact match “Pure Electrical Solutions is a leading solar company dedicated to providing innovative and sustainable energy solutions for residential, industrial, and commercial sectors.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 17 | 7 contacts → | ||||
Exact match “Energyrite focuses on installing and implementing effective and efficient energy management solutions.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 18 | 6 contacts → | ||||
Exact match “LIT Solutions is your partner in harnessing the power of the sun, offering customized solar PV solutions that drive efficiency, savings, and sustainability for commercial and…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 19 | 6 contacts → | ||||
Exact match “Engage Energy and Engineering (Pty) Ltd “ENGAGE” has a core team that have worked on over 100 sites locally and internationally; providing energy advisory services, engineering…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 20 | 6 contacts → | ||||
Exact match “Premier Brands Energy Solutions is an energy company focusing on renewable energy and energy efficiency.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 21 | 6 contacts → | ||||
Exact match “Through our strategic partnerships, we’ve enabled optimum management of the surge-and-dip nature of power grid supply in Africa and our Sirius supercapacitor storage devices are…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 22 | 5 contacts → | ||||
Exact match “Terawatt Energy is a Business Energy Solutions provider helping businesses navigate the its way through Sustainability Projects.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 23 | 4 contacts → | ||||
Exact match “We are dedicated to transforming the energy landscape by providing cutting-edge consulting services with a strong focus on renewable energy integration.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 24 | 4 contacts → | ||||
Exact match “IO Energy is a South African company providing business intelligence, energy efficiency and services through the use of smart equipment within the industrial, commercial and…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 25 | 3 contacts → | ||||
Exact match “ESTAC Engineering is a specialist electrical engineering company providing practical, technically sound solutions for commercial, industrial, agricultural, and property-sector…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “energy optimization companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 132 energy optimization companies based in South Africa
See the full list, filter by size, metro and specialty, and access 418 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Energy optimization companies based in South Africa at a glance
As of Sep 21, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for South Africa, so it is reported there. Company counts and contact totals on this page are exact for South Africa, over 132 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with South Africa whose business descriptions match “energy optimization companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 418 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 21, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “energy optimization companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many energy optimization companies are there based in South Africa?
RevenueBase identified 132 company matches for energy optimization companies associated with South Africa as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Averge Technologies tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most energy optimization companies?
Johannesburg leads with 21 company records, followed by Cape Town (20) and Pretoria (9).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 418 professional contacts with verified work emails tracked across these 132 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 21, 2026.
Ready to reach these companies? Verified emails and direct dials for all 132 energy optimization companies based in South Africa. Start with a free account, no credit card.
Download this list →Related lists
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Energy optimization companies based in Rio De Janeiro, Brazil
- Energy optimization companies based in Sao Paulo, Brazil
- Energy optimization companies based in Calgary, Canada
- Energy optimization companies based in Toronto, Canada
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Company intelligence · public preview
Top 25 energy optimization companies based in South Africa
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 132 matching company records for energy optimization companies based in South Africa, with 956 tracked contacts and 418 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 21, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 energy optimization companies based in South Africa
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Averge Technologiesaverge.co.zaHQ: Olifantsfontein, South AfricaReported employees: 51-200 | Olifantsfontein, South Africa | 51-200 | Exact match | 56 contacts → |
“Averge Technologies (Pty) Ltd is a leading turnkey solutions provider in the Network Optimisation, DC Power Systems, Energy and Telecommunications fields.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Livewire Engineering And Consulting PTY LTDlivewire.co.zaHQ: Cape Town, South AfricaReported employees: 11-50 | Cape Town, South Africa | 11-50 | Exact match | 48 contacts → |
“Livewire Engineering and Consulting (Pty) Ltd was founded in March 2006 to specifically address consulting requirements in the fields of Energy Management, Tariff Analysis, Energy…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Genergy South Africagenergy.co.zaHQ: Port Elizabeth, South AfricaReported employees: 51-200 | Port Elizabeth, South Africa | 51-200 | Exact match | 43 contacts → |
“Genergy is a renewable energy company with a National Footprint and its Head Quarters based in Gqeberha.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Energy And Combustion Servicesenerserv.co.zaHQ: Kloof, South AfricaReported employees: 11-50 | Kloof, South Africa | 11-50 | Exact match | 41 contacts → |
“At ECS we strive to empower our customers in the mining, industrial and commercial sectors with the ability to transform and continuously enhance and optimise their operational…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Reonetreonet.co.zaHQ: Sandton, South AfricaReported employees: 51-200 | Sandton, South Africa | 51-200 | Exact match | 36 contacts → |
“Reonet offers bespoke technical solutions and decades of analytical experience to reduce your utility footprint and deliver quantifiable financial benefits.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Karebo Groupkarebo.co.zaHQ: Woodmead, South AfricaReported employees: 11-50 | Woodmead, South Africa | 11-50 | Exact match | 36 contacts → |
“Karebo has been in business since 1997 and has a solid track record in large scale energy efficiency rollouts and other mass rollouts.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Decentral Energydecentral.co.zaHQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 33 contacts → |
“Since 2009, Decentral has been providing enduring energy solutions to the commercial, industrial, and residential sectors in South Africa.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Raydian Group PTY LTDraydian.co.zaHQ: Cape Town, South AfricaReported employees: 51-200 | Cape Town, South Africa | 51-200 | Exact match | 33 contacts → |
“Raydian has a rich history and a diverse range of services, evolving from its early days as Laserfix to becoming a leading provider of service contracts, office automation…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  LTM Energy PTY LTDltmenergy.co.zaHQ: Johannesburg, South AfricaReported employees: 201-500 | Johannesburg, South Africa | 201-500 | Exact match | 26 contacts → |
“LTM Energy is an Energy Services Company (ESCO) with a unique blend of skills and experience obtained primarily in the energy industry.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  The Energy Gurusenergygurus.co.zaHQ: City Of Tshwane, South AfricaReported employees: 51-200 | City Of Tshwane, South Africa | 51-200 | Exact match | 16 contacts → |
“The Energy Gurus (Pty) Ltd.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Thula Moya Energythulamoya.comHQ: Ballito, South AfricaReported employees: 11-50 | Ballito, South Africa | 11-50 | Exact match | 16 contacts → |
“Thula Moya Energy is committed to being your long-term partner in clean energy.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Grenexgrenex.co.zaHQ: Pretoria, South AfricaReported employees: 11-50 | Pretoria, South Africa | 11-50 | Exact match | 16 contacts → |
“Located in Pretoria, Grenex (PTY) Ltd specializes in energy management, water management, carbon management services and products.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  SEM Solutions PTY LTDsemsolutions.co.zaHQ: Centurion, South AfricaReported employees: 11-50 | Centurion, South Africa | 11-50 | Exact match | 12 contacts → |
“SEM Solutions is an ENERGY ENGINEERING company that specialises in tailoring bespoke solutions for the energy requirements of our clients.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Energy Cost Saversenergycostsavers.co.za HQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 11 contacts → |
“Did you know that energy waste can drain your budget faster than you think?” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Meridian Energymeridianenergy.co.zaHQ: Pretoria, South AfricaReported employees: 1-10 | Pretoria, South Africa | 1-10 | Exact match | 9 contacts → |
“Your holistic partner in energy” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Pure Electrical Solutions Gautengpureelec.co.zaHQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 9 contacts → |
“Pure Electrical Solutions is a leading solar company dedicated to providing innovative and sustainable energy solutions for residential, industrial, and commercial sectors.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Energyrite PTY LTDenergyrite.co.zaHQ: Silverton, South AfricaReported employees: 1-10 | Silverton, South Africa | 1-10 | Exact match | 7 contacts → |
“Energyrite focuses on installing and implementing effective and efficient energy management solutions.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  LIT Solutionslit-solutions.co.zaHQ: Durban, South AfricaReported employees: 1-10 | Durban, South Africa | 1-10 | Exact match | 6 contacts → |
“LIT Solutions is your partner in harnessing the power of the sun, offering customized solar PV solutions that drive efficiency, savings, and sustainability for commercial and…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Engage Energy Engineeringengage.engineeringHQ: Durban, South AfricaReported employees: 1-10 | Durban, South Africa | 1-10 | Exact match | 6 contacts → |
“Engage Energy and Engineering (Pty) Ltd “ENGAGE” has a core team that have worked on over 100 sites locally and internationally; providing energy advisory services, engineering…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Premier Brands Energy Solutionspremier-brands.co.zaHQ: City Of Tshwane, South AfricaReported employees: 1-10 | City Of Tshwane, South Africa | 1-10 | Exact match | 6 contacts → |
“Premier Brands Energy Solutions is an energy company focusing on renewable energy and energy efficiency.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  NEW Earth Energynewearthenergy.co.zaHQ: Parkmore, South AfricaReported employees: 1-10 | Parkmore, South Africa | 1-10 | Exact match | 6 contacts → |
“Through our strategic partnerships, we’ve enabled optimum management of the surge-and-dip nature of power grid supply in Africa and our Sirius supercapacitor storage devices are…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Terawatt Energyterawatt.co.zaHQ: Durban, South AfricaReported employees: 11-50 | Durban, South Africa | 11-50 | Exact match | 5 contacts → |
“Terawatt Energy is a Business Energy Solutions provider helping businesses navigate the its way through Sustainability Projects.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Clean Kilowatt Energycleankilowatt.co.zaHQ: Somerset West, South AfricaReported employees: 11-50 | Somerset West, South Africa | 11-50 | Exact match | 4 contacts → |
“We are dedicated to transforming the energy landscape by providing cutting-edge consulting services with a strong focus on renewable energy integration.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  IO Energyioenergy.co.zaHQ: Knysna, South AfricaReported employees: 1-10 | Knysna, South Africa | 1-10 | Exact match | 4 contacts → |
“IO Energy is a South African company providing business intelligence, energy efficiency and services through the use of smart equipment within the industrial, commercial and…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Estac Engineeringestac-engineering.comHQ: Centurion, South AfricaReported employees: 1-10 | Centurion, South Africa | 1-10 | Exact match | 3 contacts → |
“ESTAC Engineering is a specialist electrical engineering company providing practical, technically sound solutions for commercial, industrial, agricultural, and property-sector…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 132 company matches
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Energy optimization companies: dataset insights
September 21, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
132 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for South Africa, so it is reported there. Company counts and contact totals on this page are exact for South Africa, over 132 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 21, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for energy optimization companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many energy optimization companies did RevenueBase find based in South Africa?
The saved snapshot records 132 matching company records, 956 tracked contacts and 418 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 21, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Energy optimization companies by geography
- Energy optimization companies based in Rio De Janeiro, Brazil
- Energy optimization companies based in Sao Paulo, Brazil
- Energy optimization companies based in Calgary, Canada
- Energy optimization companies based in Toronto, Canada
- Energy optimization companies based in Vancouver, Canada
- Energy optimization companies based in Milan, Italy
- Energy optimization companies based in Barcelona, Spain
- Energy optimization companies based in Madrid, Spain
- Energy optimization companies based in Atlanta, United States
- Energy optimization companies based in Austin, United States
- Energy optimization companies based in Chicago, United States
- Energy optimization companies based in Dallas, United States
Cite this list
RevenueBase Data Team. Top 25 energy optimization companies based in South Africa. Snapshot: September 21, 2026. https://revenuebase.ai/companies/energy-optimization-companies/south-africa.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Energy optimization companies based in Rio De Janeiro, Brazil
- Energy optimization companies based in Sao Paulo, Brazil
- Energy optimization companies based in Calgary, Canada
- Energy optimization companies based in Toronto, Canada
- Energy optimization companies based in Vancouver, Canada
- Energy optimization companies based in Milan, Italy
Company intelligence · public preview
Top 25 energy optimization companies based in South Africa
RevenueBase records 132 matching company records for energy optimization companies based in South Africa, with 956 tracked contacts and 418 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 21, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 energy optimization companies based in South Africa
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Averge Technologiesaverge.co.za HQ: Olifantsfontein, South AfricaReported employees: 51-200 | Olifantsfontein, South Africa | 51-200 | Exact match | 56 contacts → |
“Averge Technologies (Pty) Ltd is a leading turnkey solutions provider in the Network Optimisation, DC Power Systems, Energy and Telecommunications fields.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Livewire Engineering And Consulting PTY LTDlivewire.co.za HQ: Cape Town, South AfricaReported employees: 11-50 | Cape Town, South Africa | 11-50 | Exact match | 48 contacts → |
“Livewire Engineering and Consulting (Pty) Ltd was founded in March 2006 to specifically address consulting requirements in the fields of Energy Management, Tariff Analysis, Energy…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Genergy South Africagenergy.co.za HQ: Port Elizabeth, South AfricaReported employees: 51-200 | Port Elizabeth, South Africa | 51-200 | Exact match | 43 contacts → |
“Genergy is a renewable energy company with a National Footprint and its Head Quarters based in Gqeberha.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Energy And Combustion Servicesenerserv.co.za HQ: Kloof, South AfricaReported employees: 11-50 | Kloof, South Africa | 11-50 | Exact match | 41 contacts → |
“At ECS we strive to empower our customers in the mining, industrial and commercial sectors with the ability to transform and continuously enhance and optimise their operational…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Reonetreonet.co.za HQ: Sandton, South AfricaReported employees: 51-200 | Sandton, South Africa | 51-200 | Exact match | 36 contacts → |
“Reonet offers bespoke technical solutions and decades of analytical experience to reduce your utility footprint and deliver quantifiable financial benefits.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Karebo Groupkarebo.co.za HQ: Woodmead, South AfricaReported employees: 11-50 | Woodmead, South Africa | 11-50 | Exact match | 36 contacts → |
“Karebo has been in business since 1997 and has a solid track record in large scale energy efficiency rollouts and other mass rollouts.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Decentral Energydecentral.co.za HQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 33 contacts → |
“Since 2009, Decentral has been providing enduring energy solutions to the commercial, industrial, and residential sectors in South Africa.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Raydian Group PTY LTDraydian.co.za HQ: Cape Town, South AfricaReported employees: 51-200 | Cape Town, South Africa | 51-200 | Exact match | 33 contacts → |
“Raydian has a rich history and a diverse range of services, evolving from its early days as Laserfix to becoming a leading provider of service contracts, office automation…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | LTM Energy PTY LTDltmenergy.co.za HQ: Johannesburg, South AfricaReported employees: 201-500 | Johannesburg, South Africa | 201-500 | Exact match | 26 contacts → |
“LTM Energy is an Energy Services Company (ESCO) with a unique blend of skills and experience obtained primarily in the energy industry.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | The Energy Gurusenergygurus.co.za HQ: City Of Tshwane, South AfricaReported employees: 51-200 | City Of Tshwane, South Africa | 51-200 | Exact match | 16 contacts → |
“The Energy Gurus (Pty) Ltd.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Thula Moya Energythulamoya.com HQ: Ballito, South AfricaReported employees: 11-50 | Ballito, South Africa | 11-50 | Exact match | 16 contacts → |
“Thula Moya Energy is committed to being your long-term partner in clean energy.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Grenexgrenex.co.za HQ: Pretoria, South AfricaReported employees: 11-50 | Pretoria, South Africa | 11-50 | Exact match | 16 contacts → |
“Located in Pretoria, Grenex (PTY) Ltd specializes in energy management, water management, carbon management services and products.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | SEM Solutions PTY LTDsemsolutions.co.za HQ: Centurion, South AfricaReported employees: 11-50 | Centurion, South Africa | 11-50 | Exact match | 12 contacts → |
“SEM Solutions is an ENERGY ENGINEERING company that specialises in tailoring bespoke solutions for the energy requirements of our clients.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Energy Cost Saversenergycostsavers.co.za HQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 11 contacts → |
“Did you know that energy waste can drain your budget faster than you think?” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Meridian Energymeridianenergy.co.za HQ: Pretoria, South AfricaReported employees: 1-10 | Pretoria, South Africa | 1-10 | Exact match | 9 contacts → |
“Your holistic partner in energy” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Pure Electrical Solutions Gautengpureelec.co.za HQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 9 contacts → |
“Pure Electrical Solutions is a leading solar company dedicated to providing innovative and sustainable energy solutions for residential, industrial, and commercial sectors.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Energyrite PTY LTDenergyrite.co.za HQ: Silverton, South AfricaReported employees: 1-10 | Silverton, South Africa | 1-10 | Exact match | 7 contacts → |
“Energyrite focuses on installing and implementing effective and efficient energy management solutions.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | LIT Solutionslit-solutions.co.za HQ: Durban, South AfricaReported employees: 1-10 | Durban, South Africa | 1-10 | Exact match | 6 contacts → |
“LIT Solutions is your partner in harnessing the power of the sun, offering customized solar PV solutions that drive efficiency, savings, and sustainability for commercial and…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Engage Energy Engineeringengage.engineering HQ: Durban, South AfricaReported employees: 1-10 | Durban, South Africa | 1-10 | Exact match | 6 contacts → |
“Engage Energy and Engineering (Pty) Ltd “ENGAGE” has a core team that have worked on over 100 sites locally and internationally; providing energy advisory services, engineering…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Premier Brands Energy Solutionspremier-brands.co.za HQ: City Of Tshwane, South AfricaReported employees: 1-10 | City Of Tshwane, South Africa | 1-10 | Exact match | 6 contacts → |
“Premier Brands Energy Solutions is an energy company focusing on renewable energy and energy efficiency.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | NEW Earth Energynewearthenergy.co.za HQ: Parkmore, South AfricaReported employees: 1-10 | Parkmore, South Africa | 1-10 | Exact match | 6 contacts → |
“Through our strategic partnerships, we’ve enabled optimum management of the surge-and-dip nature of power grid supply in Africa and our Sirius supercapacitor storage devices are…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Terawatt Energyterawatt.co.za HQ: Durban, South AfricaReported employees: 11-50 | Durban, South Africa | 11-50 | Exact match | 5 contacts → |
“Terawatt Energy is a Business Energy Solutions provider helping businesses navigate the its way through Sustainability Projects.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Clean Kilowatt Energycleankilowatt.co.za HQ: Somerset West, South AfricaReported employees: 11-50 | Somerset West, South Africa | 11-50 | Exact match | 4 contacts → |
“We are dedicated to transforming the energy landscape by providing cutting-edge consulting services with a strong focus on renewable energy integration.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | IO Energyioenergy.co.za HQ: Knysna, South AfricaReported employees: 1-10 | Knysna, South Africa | 1-10 | Exact match | 4 contacts → |
“IO Energy is a South African company providing business intelligence, energy efficiency and services through the use of smart equipment within the industrial, commercial and…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Estac Engineeringestac-engineering.com HQ: Centurion, South AfricaReported employees: 1-10 | Centurion, South Africa | 1-10 | Exact match | 3 contacts → |
“ESTAC Engineering is a specialist electrical engineering company providing practical, technically sound solutions for commercial, industrial, agricultural, and property-sector…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 132 company matches
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Energy optimization companies: dataset insights
September 21, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
132 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for South Africa, so it is reported there. Company counts and contact totals on this page are exact for South Africa, over 132 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 21, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for energy optimization companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many energy optimization companies did RevenueBase find based in South Africa?
The saved snapshot records 132 matching company records, 956 tracked contacts and 418 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 21, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 energy optimization companies based in South Africa. Snapshot: September 21, 2026. https://revenuebase.ai/companies/energy-optimization-companies/south-africa.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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